LCOV - code coverage report
Current view: top level - arch/x86/lib - cpu.c (source / functions) Hit Total Coverage
Test: landlock.info Lines: 14 15 93.3 %
Date: 2021-04-22 12:43:58 Functions: 3 3 100.0 %

          Line data    Source code
       1             : // SPDX-License-Identifier: GPL-2.0-only
       2             : #include <linux/types.h>
       3             : #include <linux/export.h>
       4             : #include <asm/cpu.h>
       5             : 
       6          10 : unsigned int x86_family(unsigned int sig)
       7             : {
       8          10 :         unsigned int x86;
       9             : 
      10          10 :         x86 = (sig >> 8) & 0xf;
      11             : 
      12           5 :         if (x86 == 0xf)
      13           0 :                 x86 += (sig >> 20) & 0xff;
      14             : 
      15          10 :         return x86;
      16             : }
      17             : EXPORT_SYMBOL_GPL(x86_family);
      18             : 
      19           5 : unsigned int x86_model(unsigned int sig)
      20             : {
      21           5 :         unsigned int fam, model;
      22             : 
      23           5 :         fam = x86_family(sig);
      24             : 
      25           5 :         model = (sig >> 4) & 0xf;
      26             : 
      27           5 :         if (fam >= 0x6)
      28           5 :                 model += ((sig >> 16) & 0xf) << 4;
      29             : 
      30           5 :         return model;
      31             : }
      32             : EXPORT_SYMBOL_GPL(x86_model);
      33             : 
      34           5 : unsigned int x86_stepping(unsigned int sig)
      35             : {
      36           5 :         return sig & 0xf;
      37             : }
      38             : EXPORT_SYMBOL_GPL(x86_stepping);

Generated by: LCOV version 1.14